31 search results - page 5 / 7 » Queueing Performance of IEEE 802.16 Random Access Protocol w... |
JSAC
2008
13 years 7 months ago
2008
We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY) layer with the packet sch...
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—Medium access in ad-hoc wireless networks must be performed in a distributed fashion due to lack of coordination between nodes. Specifically, when nodes are capable of receivin...
GLOBECOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—A key technology in cooperative communications is distributed space-time coding (DSTC) which achieves spatial diversity gain from multiple relays. A novel DSTC, called randomize...
COMSWARE
2008
IEEE
14 years 2 months ago
2008
IEEE
—The poor performance of TCP over multi-hop wireless networks is well known. In this paper we explore to what extent network coding can help to improve the throughput performance...
TWC
2010
13 years 2 months ago
2010
In this paper we consider practical dissemination algorithms exploiting network coding for data broadcasting in ad hoc wireless networks. For an efcient design, we analyze issues r...